Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7016593 | Optical waveguide[[s]] and optical fiber perform including gallium, lanthanum, sulfur, oxygen, and fluorine | Daniel William Hewak | 2006-03-21 |
| 6803335 | Gallium lanthanum sulfide glasses and optical waveguides and devices using such glasses | Daniel William Hewak | 2004-10-12 |